Johnsonville, SD 14 Day Weather - WeatherWorld.com
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Johnsonville, SD Weather Forecast


Johnsonville, SD Weather Forecast Dated: 450 AM Wed Sep 09 2026
Expect a cool pattern with a mix of sun and clouds and frequent chances of rain over the coming period. moderate humidity and no major pressure swings will dominate.
Wednesday, September 9, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
78°F 25°C
Sunny
Early-Evening
73°F 23°C
Sunny
Pleasant near 78°F 25°C, sunny throughout the day, with lower humidity and steady pressure. Winds turning from the WNW to the NNW at 9 mph 14 km/h.
Thursday, September 10, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
80°F 27°C
Sunny
Early-Evening
78°F 25°C
Overcast
Balmy with temperatures reaching 80°F 27°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling. Winds blowing from the S at 13 mph 21 km/h. Gusts up to 26 mph 42 km/h.
Friday, September 11, 2026
Mid-Morning
67°F 19°C
Nearby Thunderstorms
Mid-Afternoon
94°F 34°C
Overcast
Early-Evening
78°F 26°C
Overcast
Sizzling hot with 94°F 34°C, heavy thunderstorms conditions at times, with lower humidity and steady pressure. Winds moving from the SSE to the N at 18 mph 28 km/h. Gusts up to 31 mph 49 km/h.
Saturday, September 12, 2026
Mid-Morning
53°F 11°C
Sunny
Mid-Afternoon
71°F 21°C
Partly Cloudy
Early-Evening
67°F 20°C
Cloudy
Mild temperatures up to 71°F 21°C, sunny in the morning, becoming cloudy through the afternoon and evening, with lower humidity and steady pressure. Winds swinging from the NNW to the NNE at 6 mph 9 km/h.
Sunday, September 13, 2026
Mid-Morning
56°F 13°C
Scattered Showers
Mid-Afternoon
57°F 14°C
Scattered Showers
Early-Evening
52°F 12°C
Light Showers
Brisk around 57°F 14°C, scattered downpours possible, with increasing humidity and steady pressure. Winds blowing from the SE at 13 mph 21 km/h. Gusts up to 21 mph 34 km/h.
Monday, September 14, 2026
Mid-Morning
50°F 10°C
Scattered Showers
Mid-Afternoon
51°F 10°C
Fog
Early-Evening
50°F 10°C
Light Showers
Cool and brisk at 51°F 10°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds turning from the ENE to the SSW at 6 mph 10 km/h.
Tuesday, September 15, 2026
Mid-Morning
50°F 10°C
Sunny
Mid-Afternoon
66°F 19°C
Sunny
Early-Evening
67°F 20°C
Sunny
Comfortable at 66°F 19°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure.
Wednesday, September 16, 2026
Mid-Morning
57°F 14°C
Sunny
Mid-Afternoon
66°F 19°C
Scattered Showers
Early-Evening
66°F 19°C
Light Showers
Cool with a high near 66°F 19°C, scattered downpours possible, with steady humidity and barometric pressure falling. Winds out of the SSE at 18 mph 28 km/h. Gusts up to 31 mph 50 km/h.
Thursday, September 17, 2026
Mid-Morning
80°F 26°C
Partly Cloudy
Mid-Afternoon
87°F 31°C
Sunny
Early-Evening
72°F 23°C
Sunny
Warm temperatures up to 87°F 31°C, sunny through the afternoon, turning cloudy this evening, with increasing humidity and barometric pressure rising. Winds moving from the SSW to the NNE at 12 mph 20 km/h. Gusts up to 23 mph 36 km/h.
Friday, September 18, 2026
Mid-Morning
53°F 12°C
Light Showers
Mid-Afternoon
50°F 10°C
Light Showers
Early-Evening
46°F 8°C
Light Showers
Cool and brisk at 50°F 10°C, rounds of showers expected off and on all day, with steady humidity and steady pressure. Winds swinging from the NE to the ENE at 16 mph 26 km/h. Gusts up to 31 mph 49 km/h.
Saturday, September 19, 2026
Mid-Morning
43°F 6°C
Overcast
Mid-Afternoon
44°F 6°C
Light Showers
Early-Evening
45°F 7°C
Overcast
Biting cold near 44°F 6°C, clouds building with afternoon showers likely, with steady humidity and barometric pressure falling. Winds shifting from the ENE to the E at 11 mph 18 km/h. Gusts up to 21 mph 34 km/h.
Sunday, September 20, 2026
Mid-Morning
55°F 13°C
Light Showers
Mid-Afternoon
63°F 17°C
Light Fog
Early-Evening
54°F 12°C
Scattered Showers
Cool with a high near 63°F 17°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds turning from the SE to the NW at 16 mph 25 km/h. Gusts up to 27 mph 44 km/h.
Monday, September 21, 2026
Mid-Morning
45°F 7°C
Sunny
Mid-Afternoon
56°F 14°C
Sunny
Early-Evening
57°F 14°C
Sunny
Brisk around 56°F 14°C, sunny throughout the day, with lower humidity and steady pressure. Winds decreasing from WNW 13 mph 22 km/h to NNW 5 mph 8 km/h.
Tuesday, September 22, 2026
Mid-Morning
49°F 10°C
Sunny
Mid-Afternoon
63°F 17°C
Sunny
Early-Evening
61°F 16°C
Partly Cloudy
Mildly cool near 63°F 17°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with steady humidity and barometric pressure falling. Winds moving from the ESE to the SE at 14 mph 22 km/h. Gusts up to 25 mph 41 km/h.
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